Why would my pool filtration system have this thin tube that does nothing but let water bypass the filter? : r/pools

So my filter burst. Now what : r/pools

Pool Filter Troubleshooting Guide - In The Swim Pool Blog

NICENICY Pool Skimmer Arm, Skimmer Guard, Pool

Pond filtration systems for natural pools - Fluidra

Manual - ABOVE GROUND POOLS, inflatables, ready to use - INTEX

How To Troubleshoot a Pool Pump That Is Not Fully Priming

Pond filtration systems for natural pools - Fluidra

Pool Filter Troubleshooting Guide - In The Swim Pool Blog

Discover VEVOR Sand Filter Pump for Above Ground Pools, 12-inch, 3000 GPH, 1/2 HP Swimming Pool Pumps System & Filters Combo Set with 6-Way Multi-Port

VEVOR Sand Filter Pump for Above Ground Pools, 12-inch, 3000 GPH, 1/2 HP Swimming Pool Pumps System & Filters Combo Set with 6-Way Multi-Port Valve

Pool Sand Filter Tips, Tricks & Troubleshooting, Sand Filter Part

Pond filtration systems for natural pools - Fluidra

Cloudy Pool Water Issues - In The Swim Pool Blog

How should I go about draining this pool ? : r/pools